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| author | Takashi Iwai <tiwai@suse.de> | 2013-01-07 16:32:11 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-01-12 08:44:15 +0100 |
| commit | d12daf6f41693b6b34351b37b6d05d1a6f9b3472 (patch) | |
| tree | 3915b917de9bb76460ccab9c64874f8529e01a6b /sound | |
| parent | fb690cf58278163b464e3ea8b76ad31e07fb140c (diff) | |
| download | lwn-d12daf6f41693b6b34351b37b6d05d1a6f9b3472.tar.gz lwn-d12daf6f41693b6b34351b37b6d05d1a6f9b3472.zip | |
ALSA: hda - Add a flag to suppress mic auto-switch
Add a new flag spec->suppress_mic_auto_switch for codecs that don't
support unsol events properly like VT1708.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/hda_generic.c | 3 | ||||
| -rw-r--r-- | sound/pci/hda/hda_generic.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c index 8e7ce7d2c138..b488c62ed97d 100644 --- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -3034,6 +3034,9 @@ static int check_auto_mic_availability(struct hda_codec *codec) unsigned int types; int i, num_pins; + if (spec->suppress_auto_mic) + return 0; + types = 0; num_pins = 0; for (i = 0; i < cfg->num_inputs; i++) { diff --git a/sound/pci/hda/hda_generic.h b/sound/pci/hda/hda_generic.h index 343195c827e4..1763e33b90ef 100644 --- a/sound/pci/hda/hda_generic.h +++ b/sound/pci/hda/hda_generic.h @@ -175,6 +175,7 @@ struct hda_gen_spec { unsigned int automute_speaker_possible:1; /* there are speakers and either LO or HP */ unsigned int automute_lo_possible:1; /* there are line outs and HP */ unsigned int keep_vref_in_automute:1; /* Don't clear VREF in automute */ + unsigned int suppress_auto_mic:1; /* suppress input jack auto switch */ unsigned int line_in_auto_switch:1; /* allow line-in auto switch */ /* other flags */ |